bury vs overburden

bury

verb
  • To outlive. 

  • To render imperceptible by other, more prominent stimuli; drown out. 

  • To score a goal. 

  • To place in the ground. 

  • To suppress and hide away in one's mind. 

  • To hide or conceal as if by covering with earth or another substance. 

  • To ritualistically inter in a grave or tomb. 

  • To put an end to; to abandon. 

  • To kill or murder. 

noun
  • A borough; a manor 

overburden

verb
  • To overload or overtax. 

noun
  • A sterile stratum that lies above the stratum being investigated 

  • The rock and subsoil that lies above a mineral deposit such as a coal seam. 

How often have the words bury and overburden occurred in a corpus of books? (source: Google Ngram Viewer )